/**
 * Copyright (C) 2007 The AsyncMail Group <asyncmail@googlegroups.com>
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *         http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.googlecode.asyncmail.smtpserver.hook;

import com.googlecode.asyncmail.common.MailAddress;
import com.googlecode.asyncmail.smtpserver.SMTPSession;

/**
 * Implement this interfaces to hook in the MAIL Command
 * 
 */
public interface MailHook {

    /**
     * Return the HookResult after run the hook
     * 
     * @param session
     *                the SMTPSession
     * @param sender
     *                the sender MailAddress
     * @return HockResult
     */
    public HookResult doMail(SMTPSession session, MailAddress sender);
}
